<template>
 <div class="icons">
  <swiper :options="swiperOptions">
   <swiper-slide v-for="(page, index) of pages" :key="index">
    <div class="icon" v-for="item of page" :key="item.id">
      <div class="icon-img">
       <img class="icon-img-content" :src="item.imgUrl">
      </div>
      <p class="icon-desc">{{item.desc}}</p>
    </div>
   </swiper-slide>
  </swiper>
</div>
</template>
<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOptions: {
        autopaly: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
 @import '~styles/varibles.styl'
 @import '~styles/mixins.styl'
 .icons >>>.swiper-container
   height 0
   padding-bottom 50%
 .icons
   margin-top .1rem
   .icon
     position relative
     overflow hidden
     float left
     width 25%
     padding-bottom 25%
     .icon-img
       position absolute
       top 0
       left 0
       right 0
       bottom .44rem
       box-sizing border-box
       padding .1rem
       .icon-img-content
         display block
         margin 0 auto
         height 100%
     .icon-desc
       position absolute
       left 0
       right 0
       bottom 0
       height .44rem
       line-height .44rem
       width 100%
       text-align center
       color $darkTextColor
       ellipsis()
</style>
